28880919

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{317}}^1$

素因数の和:567

約数の個数: 24

約数和(自身を含む): 42861312

約数和(自身を除く): 13980393

約数列:

[1, 3, 9, 53, 159, 191, 317, 477, 573, 951, 1719, 2853, 10123, 16801, 30369, 50403, 60547, 91107, 151209, 181641, 544923, 3208991, 9626973, 28880919]

約数ペア:

[(1, 28880919), (3, 9626973), (9, 3208991), (53, 544923), (159, 181641), (191, 151209), (317, 91107), (477, 60547), (573, 50403), (951, 30369), (1719, 16801), (2853, 10123)]